Hair dryer



FIG. 1 is a frontal elevational view of a hair dryer showing my newdesign;

FIG. 2 is a leftward side elevational view thereof, the rightward sideelevational view (not shown) being a mirror image thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rearward elevational view thereof; and,

FIG. 5 is a bottom plan view thereof.

The ornamental design for a hair dryer, as shown and described.